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https://github.com/gwm17/glfw.git
synced 2024-11-26 20:28:49 -05:00
X11: Add dynamic loading of libXrandr
This commit is contained in:
Camilla Löwy
parent
0019f7a45e
commit
15d102b75e
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@ -245,12 +245,10 @@ if (_GLFW_X11)
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# Check for XRandR (modern resolution switching and gamma control)
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if (NOT X11_Xrandr_FOUND)
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message(FATAL_ERROR "The RandR library and headers were not found")
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message(FATAL_ERROR "The RandR headers were not found")
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endif()
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list(APPEND glfw_INCLUDE_DIRS "${X11_Xrandr_INCLUDE_PATH}")
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list(APPEND glfw_LIBRARIES "${X11_Xrandr_LIB}")
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list(APPEND glfw_PKG_DEPS "xrandr")
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# Check for Xinerama (legacy multi-monitor support)
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if (NOT X11_Xinerama_FOUND)
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@ -505,22 +505,63 @@ static GLFWbool initExtensions(void)
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}
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}
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if (XRRQueryExtension(_glfw.x11.display,
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&_glfw.x11.randr.eventBase,
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&_glfw.x11.randr.errorBase))
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_glfw.x11.randr.handle = dlopen("libXrandr.so.2", RTLD_LAZY | RTLD_GLOBAL);
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if (_glfw.x11.randr.handle)
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{
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if (XRRQueryVersion(_glfw.x11.display,
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&_glfw.x11.randr.major,
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&_glfw.x11.randr.minor))
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_glfw.x11.randr.AllocGamma = (PFN_XRRAllocGamma)
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dlsym(_glfw.x11.randr.handle, "XRRAllocGamma");
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_glfw.x11.randr.FreeGamma = (PFN_XRRFreeGamma)
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dlsym(_glfw.x11.randr.handle, "XRRFreeGamma");
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_glfw.x11.randr.FreeCrtcInfo = (PFN_XRRFreeCrtcInfo)
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dlsym(_glfw.x11.randr.handle, "XRRFreeCrtcInfo");
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_glfw.x11.randr.FreeGamma = (PFN_XRRFreeGamma)
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dlsym(_glfw.x11.randr.handle, "XRRFreeGamma");
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_glfw.x11.randr.FreeOutputInfo = (PFN_XRRFreeOutputInfo)
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dlsym(_glfw.x11.randr.handle, "XRRFreeOutputInfo");
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_glfw.x11.randr.FreeScreenResources = (PFN_XRRFreeScreenResources)
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dlsym(_glfw.x11.randr.handle, "XRRFreeScreenResources");
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_glfw.x11.randr.GetCrtcGamma = (PFN_XRRGetCrtcGamma)
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dlsym(_glfw.x11.randr.handle, "XRRGetCrtcGamma");
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_glfw.x11.randr.GetCrtcGammaSize = (PFN_XRRGetCrtcGammaSize)
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dlsym(_glfw.x11.randr.handle, "XRRGetCrtcGammaSize");
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_glfw.x11.randr.GetCrtcInfo = (PFN_XRRGetCrtcInfo)
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dlsym(_glfw.x11.randr.handle, "XRRGetCrtcInfo");
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_glfw.x11.randr.GetOutputInfo = (PFN_XRRGetOutputInfo)
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dlsym(_glfw.x11.randr.handle, "XRRGetOutputInfo");
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_glfw.x11.randr.GetOutputPrimary = (PFN_XRRGetOutputPrimary)
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dlsym(_glfw.x11.randr.handle, "XRRGetOutputPrimary");
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_glfw.x11.randr.GetScreenResourcesCurrent = (PFN_XRRGetScreenResourcesCurrent)
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dlsym(_glfw.x11.randr.handle, "XRRGetScreenResourcesCurrent");
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_glfw.x11.randr.QueryExtension = (PFN_XRRQueryExtension)
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dlsym(_glfw.x11.randr.handle, "XRRQueryExtension");
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_glfw.x11.randr.QueryVersion = (PFN_XRRQueryVersion)
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dlsym(_glfw.x11.randr.handle, "XRRQueryVersion");
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_glfw.x11.randr.SelectInput = (PFN_XRRSelectInput)
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dlsym(_glfw.x11.randr.handle, "XRRSelectInput");
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_glfw.x11.randr.SetCrtcConfig = (PFN_XRRSetCrtcConfig)
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dlsym(_glfw.x11.randr.handle, "XRRSetCrtcConfig");
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_glfw.x11.randr.SetCrtcGamma = (PFN_XRRSetCrtcGamma)
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dlsym(_glfw.x11.randr.handle, "XRRSetCrtcGamma");
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_glfw.x11.randr.UpdateConfiguration = (PFN_XRRUpdateConfiguration)
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dlsym(_glfw.x11.randr.handle, "XRRUpdateConfiguration");
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if (XRRQueryExtension(_glfw.x11.display,
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&_glfw.x11.randr.eventBase,
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&_glfw.x11.randr.errorBase))
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{
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// The GLFW RandR path requires at least version 1.3
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if (_glfw.x11.randr.major > 1 || _glfw.x11.randr.minor >= 3)
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_glfw.x11.randr.available = GLFW_TRUE;
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}
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else
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"X11: Failed to query RandR version");
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if (XRRQueryVersion(_glfw.x11.display,
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&_glfw.x11.randr.major,
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&_glfw.x11.randr.minor))
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{
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// The GLFW RandR path requires at least version 1.3
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if (_glfw.x11.randr.major > 1 || _glfw.x11.randr.minor >= 3)
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_glfw.x11.randr.available = GLFW_TRUE;
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}
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else
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"X11: Failed to query RandR version");
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}
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}
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}
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@ -836,6 +877,12 @@ void _glfwPlatformTerminate(void)
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_glfw.x11.x11xcb.handle = NULL;
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}
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if (_glfw.x11.randr.handle)
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{
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dlclose(_glfw.x11.randr.handle);
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_glfw.x11.randr.handle = NULL;
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}
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if (_glfw.x11.helperWindowHandle)
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{
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if (XGetSelectionOwner(_glfw.x11.display, _glfw.x11.CLIPBOARD) ==
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@ -47,6 +47,41 @@
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// The XInput extension provides raw mouse motion input
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#include <X11/extensions/XInput2.h>
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typedef XRRCrtcGamma* (* PFN_XRRAllocGamma)(int);
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typedef void (* PFN_XRRFreeCrtcInfo)(XRRCrtcInfo*);
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typedef void (* PFN_XRRFreeGamma)(XRRCrtcGamma*);
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typedef void (* PFN_XRRFreeOutputInfo)(XRROutputInfo*);
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typedef void (* PFN_XRRFreeScreenResources)(XRRScreenResources*);
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typedef XRRCrtcGamma* (* PFN_XRRGetCrtcGamma)(Display*,RRCrtc);
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typedef int (* PFN_XRRGetCrtcGammaSize)(Display*,RRCrtc);
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typedef XRRCrtcInfo* (* PFN_XRRGetCrtcInfo) (Display*,XRRScreenResources*,RRCrtc);
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typedef XRROutputInfo* (* PFN_XRRGetOutputInfo)(Display*,XRRScreenResources*,RROutput);
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typedef RROutput (* PFN_XRRGetOutputPrimary)(Display*,Window);
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typedef XRRScreenResources* (* PFN_XRRGetScreenResourcesCurrent)(Display*,Window);
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typedef Bool (* PFN_XRRQueryExtension)(Display*,int*,int*);
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typedef Status (* PFN_XRRQueryVersion)(Display*,int*,int*);
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typedef void (* PFN_XRRSelectInput)(Display*,Window,int);
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typedef Status (* PFN_XRRSetCrtcConfig)(Display*,XRRScreenResources*,RRCrtc,Time,int,int,RRMode,Rotation,RROutput*,int);
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typedef void (* PFN_XRRSetCrtcGamma)(Display*,RRCrtc,XRRCrtcGamma*);
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typedef int (* PFN_XRRUpdateConfiguration)(XEvent*);
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#define XRRAllocGamma _glfw.x11.randr.AllocGamma
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#define XRRFreeCrtcInfo _glfw.x11.randr.FreeCrtcInfo
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#define XRRFreeGamma _glfw.x11.randr.FreeGamma
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#define XRRFreeOutputInfo _glfw.x11.randr.FreeOutputInfo
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#define XRRFreeScreenResources _glfw.x11.randr.FreeScreenResources
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#define XRRGetCrtcGamma _glfw.x11.randr.GetCrtcGamma
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#define XRRGetCrtcGammaSize _glfw.x11.randr.GetCrtcGammaSize
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#define XRRGetCrtcInfo _glfw.x11.randr.GetCrtcInfo
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#define XRRGetOutputInfo _glfw.x11.randr.GetOutputInfo
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#define XRRGetOutputPrimary _glfw.x11.randr.GetOutputPrimary
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#define XRRGetScreenResourcesCurrent _glfw.x11.randr.GetScreenResourcesCurrent
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#define XRRQueryExtension _glfw.x11.randr.QueryExtension
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#define XRRQueryVersion _glfw.x11.randr.QueryVersion
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#define XRRSelectInput _glfw.x11.randr.SelectInput
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#define XRRSetCrtcConfig _glfw.x11.randr.SetCrtcConfig
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#define XRRSetCrtcGamma _glfw.x11.randr.SetCrtcGamma
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#define XRRUpdateConfiguration _glfw.x11.randr.UpdateConfiguration
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typedef XID xcb_window_t;
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typedef XID xcb_visualid_t;
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typedef struct xcb_connection_t xcb_connection_t;
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@ -227,12 +262,30 @@ typedef struct _GLFWlibraryX11
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struct {
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GLFWbool available;
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void* handle;
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int eventBase;
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int errorBase;
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int major;
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int minor;
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GLFWbool gammaBroken;
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GLFWbool monitorBroken;
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PFN_XRRAllocGamma AllocGamma;
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PFN_XRRFreeCrtcInfo FreeCrtcInfo;
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PFN_XRRFreeGamma FreeGamma;
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PFN_XRRFreeOutputInfo FreeOutputInfo;
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PFN_XRRFreeScreenResources FreeScreenResources;
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PFN_XRRGetCrtcGamma GetCrtcGamma;
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PFN_XRRGetCrtcGammaSize GetCrtcGammaSize;
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PFN_XRRGetCrtcInfo GetCrtcInfo;
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PFN_XRRGetOutputInfo GetOutputInfo;
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PFN_XRRGetOutputPrimary GetOutputPrimary;
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PFN_XRRGetScreenResourcesCurrent GetScreenResourcesCurrent;
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PFN_XRRQueryExtension QueryExtension;
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PFN_XRRQueryVersion QueryVersion;
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PFN_XRRSelectInput SelectInput;
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PFN_XRRSetCrtcConfig SetCrtcConfig;
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PFN_XRRSetCrtcGamma SetCrtcGamma;
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PFN_XRRUpdateConfiguration UpdateConfiguration;
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} randr;
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struct {
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